View Code of Problem 61

#include <stdio.h>
 void main(){
 
    int i,j,t,n;
    int a[10000];
    scanf("%d\n",&t);
    while(t--)
    {
        int temp;
        scanf("%d",&n);
        for(i=0;i<n;i++)
        {
            scanf("%d",&a[i]);
        }
        for(i=0;i<n;i++)//冒泡排序,使序列由小到大
        {
            for(j=0;j<n-i;j++)
            {
                if(a[j]>a[j+1])
                {
                    temp=a[j+1];
                    a[j+1]=a[j];
                    a[j]=temp;
                }
            }
        }
        int max=0,sum=0;
        for(i=0;i<n;i++)
        {
            sum=a[i]*(n-i);
            if(sum>max)
              max=sum;
         }
         printf("%d\n",max);
    }
}

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